package itcast.service;

import itcast.domain.Lack;

import java.util.List;

public interface LackService {
    //查找缺寝记录
    List<Lack> findlack();

    //添加学生缺寝记录
    void addlack_drom(Lack lack);

    //删除学生缺寝记录
    void deleteLack_drom(String id);
}
